| 其他書名 | Based on Papers Presented at a Conference |
| 出版 | Resources for the Future [Washington], 1968 |
| 主題 | Business & Economics / GeneralBusiness & Economics / Urban & RegionalBusiness & Economics / Government & Business |
| ISBN | 08018052879780801805288 |
| URL | http://books.google.com.hk/books?id=-1jaAAAAMAAJ&hl=&source=gbs_api |